Home / 483,709,013.55-725,443,935.66-207,328,884.75

Finding the Fourth Proportional to 483,709,013.55, 725,443,935.66 and 207,328,884.75

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Solution

The fourth proportional to 483,709,013.55, 725,443,935.66 and 207,328,884.75 is: 310,942,070.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,709,013.55 : 725,443,935.66 = 207,328,884.75 : x
  2. Step 2: Convert to fraction form
    483,709,013.55/725,443,935.66 = 207,328,884.75/x
  3. Step 3: Cross multiply
    483,709,013.55x = 725,443,935.66 × 207,328,884.75
  4. Step 4: Simplify right side
    483,709,013.55x = 150,405,482,129,038,560
  5. Step 5: Solve for x
    x = 150,405,482,129,038,560/483,709,013.55
  6. Step 6: Final answer
    x = 310,942,070.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.